Mobile power device



FIG. 1 is a perspective view from the top-left of the mobile powerdevice;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings illustrate elements of the mobile powerdevice which form no part of the claimed design.

CLAIM The ornamental design for a mobile power device, as shown and described. 